"underground" in inglés with examples - Collocation dictionary inglés
- He later turned to underground mining, and then to his government post.
- Underground mining has always been a dirty and dangerous business.
- Underground mining continued at a variety of locations around the pass until 1951.
- Only where larger companies developed underground mining did towns survive.
- Of the 42 fatalities, 29 have occurred at the surface and 13 in underground mining.
- Both open pit and underground mining is conducted at these mines.
- The transition from open pit to underground mining is expected to be completed by 2012.
- In March 2010, underground mining began at the mine.
- An open pit mine began operation in 1882, and moved to underground mining by 1900 for safety reasons.
- Another ore body is proposed to be exploited using underground mining.
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